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Finding the Fourth Proportional to 95,874.32, 132,307.01 and 55,611.92

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Solution

The fourth proportional to 95,874.32, 132,307.01 and 55,611.92 is: 76,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,874.32 : 132,307.01 = 55,611.92 : x
  2. Step 2: Convert to fraction form
    95,874.32/132,307.01 = 55,611.92/x
  3. Step 3: Cross multiply
    95,874.32x = 132,307.01 × 55,611.92
  4. Step 4: Simplify right side
    95,874.32x = 7,357,845,915.96
  5. Step 5: Solve for x
    x = 7,357,845,915.96/95,874.32
  6. Step 6: Final answer
    x = 76,744.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.